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Application filed by Emmanuil S Fridman, Shevelev Vsevolod, Oleg G Chudarev, Yurij A BeloborodovfiledCriticalEmmanuil S Fridman
Priority to SU874353050ApriorityCriticalpatent/SU1568128A2/ru
Application grantedgrantedCritical
Publication of SU1568128A2publicationCriticalpatent/SU1568128A2/ru